fastboot flash boot stock_boot.img
If the bootloader check fails here, you’ve likely flashed an incompatible boot image (e.g., a kernel for a different chipset). Recovery method: Re-flash the stock boot image:
Run fastboot oem device-info again. It should show Device unlocked: false .
A bootloader check is the before any modification attempt.
Two reliable methods exist: (low-level) and ADB/Developer options (high-level). Method 1 is definitive.
If response includes ERROR: Command not allowed → bootloader locked. If returns a hex value → unlocked.
If your device bootloops after flashing, run:
Go back to the main Settings > Additional Settings > Developer Options . Check Status: Tap on Mi Unlock Status . The Result:
fastboot flash boot stock_boot.img
If the bootloader check fails here, you’ve likely flashed an incompatible boot image (e.g., a kernel for a different chipset). Recovery method: Re-flash the stock boot image:
Run fastboot oem device-info again. It should show Device unlocked: false .
A bootloader check is the before any modification attempt.
Two reliable methods exist: (low-level) and ADB/Developer options (high-level). Method 1 is definitive.
If response includes ERROR: Command not allowed → bootloader locked. If returns a hex value → unlocked.
If your device bootloops after flashing, run:
Go back to the main Settings > Additional Settings > Developer Options . Check Status: Tap on Mi Unlock Status . The Result: